648693960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{5405783}}^1$

素因数の和:5405797

約数の個数: 32

約数和(自身を含む): 1946082240

約数和(自身を除く): 1297388280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 5405783, 10811566, 16217349, 21623132, 27028915, 32434698, 43246264, 54057830, 64869396, 81086745, 108115660, 129738792, 162173490, 216231320, 324346980, 648693960]

約数ペア:

[(1, 648693960), (2, 324346980), (3, 216231320), (4, 162173490), (5, 129738792), (6, 108115660), (8, 81086745), (10, 64869396), (12, 54057830), (15, 43246264), (20, 32434698), (24, 27028915), (30, 21623132), (40, 16217349), (60, 10811566), (120, 5405783)]